linux-kernel - [PATCH v4 4/5] scsi: ufs: core: Export symbols for MTK driver module

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Message-ID: <20230307065448.15279-5-powen.kao@mediatek.com>
Date:   Tue, 7 Mar 2023 14:54:45 +0800
From:   Po-Wen Kao <powen.kao@...iatek.com>
To:     <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Bart Van Assche <bvanassche@....org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     <wsd_upstream@...iatek.com>, <peter.wang@...iatek.com>,
        <stanley.chu@...iatek.com>, <powen.kao@...iatek.com>,
        <alice.chao@...iatek.com>, <naomi.chu@...iatek.com>,
        <chun-hung.wu@...iatek.com>, <cc.chou@...iatek.com>,
        <eddie.huang@...iatek.com>, <mason.zhang@...iatek.com>,
        <chaotian.jing@...iatek.com>, <jiajie.hao@...iatek.com>
Subject: [PATCH v4 4/5] scsi: ufs: core: Export symbols for MTK driver module

Export
- ufshcd_mcq_config_mac
- ufshcd_mcq_make_queues_operational
- ufshcd_mcq_read_cqis
- ufshcd_disable_intr

Signed-off-by: Po-Wen Kao <powen.kao@...iatek.com>
Reviewed-by: Stanley Chu <stanley.chu@...iatek.com>
---
 drivers/ufs/core/ufs-mcq.c     | 3 +++
 drivers/ufs/core/ufshcd-priv.h | 2 --
 drivers/ufs/core/ufshcd.c      | 3 ++-
 include/ufs/ufshcd.h           | 5 +++++
 4 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c
index c7b807f58dca..2e1956455d36 100644
--- a/drivers/ufs/core/ufs-mcq.c
+++ b/drivers/ufs/core/ufs-mcq.c
@@ -92,6 +92,7 @@ void ufshcd_mcq_config_mac(struct ufs_hba *hba, u32 max_active_cmds)
 	val |= FIELD_PREP(MCQ_CFG_MAC_MASK, max_active_cmds);
 	ufshcd_writel(hba, val, REG_UFS_MCQ_CFG);
 }
+EXPORT_SYMBOL_GPL(ufshcd_mcq_config_mac);
 
 /**
  * ufshcd_mcq_req_to_hwq - find the hardware queue on which the
@@ -242,6 +243,7 @@ u32 ufshcd_mcq_read_cqis(struct ufs_hba *hba, int i)
 {
 	return readl(mcq_opr_base(hba, OPR_CQIS, i) + REG_CQIS);
 }
+EXPORT_SYMBOL_GPL(ufshcd_mcq_read_cqis);
 
 void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i)
 {
@@ -372,6 +374,7 @@ void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba)
 			      MCQ_CFG_n(REG_SQATTR, i));
 	}
 }
+EXPORT_SYMBOL_GPL(ufshcd_mcq_make_queues_operational);
 
 void ufshcd_mcq_enable_esi(struct ufs_hba *hba)
 {
diff --git a/drivers/ufs/core/ufshcd-priv.h b/drivers/ufs/core/ufshcd-priv.h
index 529f8507a5e4..ffafcac329a8 100644
--- a/drivers/ufs/core/ufshcd-priv.h
+++ b/drivers/ufs/core/ufshcd-priv.h
@@ -66,8 +66,6 @@ void ufshcd_compl_one_cqe(struct ufs_hba *hba, int task_tag,
 int ufshcd_mcq_init(struct ufs_hba *hba);
 int ufshcd_mcq_decide_queue_depth(struct ufs_hba *hba);
 int ufshcd_mcq_memory_alloc(struct ufs_hba *hba);
-void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba);
-void ufshcd_mcq_config_mac(struct ufs_hba *hba, u32 max_active_cmds);
 void ufshcd_mcq_select_mcq_mode(struct ufs_hba *hba);
 u32 ufshcd_mcq_read_cqis(struct ufs_hba *hba, int i);
 void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i);
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 8c62d92228ed..5893cd90eee3 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -2570,7 +2570,7 @@ static void ufshcd_enable_intr(struct ufs_hba *hba, u32 intrs)
  * @hba: per adapter instance
  * @intrs: interrupt bits
  */
-static void ufshcd_disable_intr(struct ufs_hba *hba, u32 intrs)
+void ufshcd_disable_intr(struct ufs_hba *hba, u32 intrs)
 {
 	u32 set = ufshcd_readl(hba, REG_INTERRUPT_ENABLE);
 
@@ -2586,6 +2586,7 @@ static void ufshcd_disable_intr(struct ufs_hba *hba, u32 intrs)
 
 	ufshcd_writel(hba, set, REG_INTERRUPT_ENABLE);
 }
+EXPORT_SYMBOL_GPL(ufshcd_disable_intr);
 
 /**
  * ufshcd_prepare_req_desc_hdr - Fill UTP Transfer request descriptor header according to request
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index ed72c0a2d432..002b813147d6 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -1231,6 +1231,7 @@ static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg)
 
 int ufshcd_alloc_host(struct device *, struct ufs_hba **);
 void ufshcd_dealloc_host(struct ufs_hba *);
+void ufshcd_disable_intr(struct ufs_hba *hba, u32 intrs);
 int ufshcd_hba_enable(struct ufs_hba *hba);
 int ufshcd_init(struct ufs_hba *, void __iomem *, unsigned int);
 int ufshcd_link_recovery(struct ufs_hba *hba);
@@ -1243,9 +1244,13 @@ void ufshcd_parse_dev_ref_clk_freq(struct ufs_hba *hba, struct clk *refclk);
 void ufshcd_update_evt_hist(struct ufs_hba *hba, u32 id, u32 val);
 void ufshcd_hba_stop(struct ufs_hba *hba);
 void ufshcd_schedule_eh_work(struct ufs_hba *hba);
+
+void ufshcd_mcq_config_mac(struct ufs_hba *hba, u32 max_active_cmds);
+u32 ufshcd_mcq_read_cqis(struct ufs_hba *hba, int i);
 void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i);
 unsigned long ufshcd_mcq_poll_cqe_nolock(struct ufs_hba *hba,
 					 struct ufs_hw_queue *hwq);
+void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba);
 void ufshcd_mcq_enable_esi(struct ufs_hba *hba);
 void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg);
 
-- 
2.18.0